====== C/C++ tips ====== ====== stdout/in/err streams in C and C++ ====== #include extern FILE *stdin; extern FILE *stdout; extern FILE *stderr; #include The following symbolic constants shall be defined for file streams: |STDERR_FILENO | File number of stderr; 2.| |STDIN_FILENO | File number of stdin; 0.| |STDOUT_FILENO | File number of stdout; 1.|